diff --git a/zh-cn/application-dev/database/data-sync-of-kv-store.md b/zh-cn/application-dev/database/data-sync-of-kv-store.md
index c5684a13efc19889d0a76843182e1b06d2061b6a..64fed9b2fdd60d8c1ac2f3667f3c1d3e7d72c15d 100644
--- a/zh-cn/application-dev/database/data-sync-of-kv-store.md
+++ b/zh-cn/application-dev/database/data-sync-of-kv-store.md
@@ -281,6 +281,10 @@
 
 针对键值型数据库开发，有以下相关实例可供参考：
 
+- [分布式组网认证（ArkTS）（Full SDK）（API10）](https://gitee.com/openharmony/applications_app_samples/tree/OpenHarmony-4.0-Beta2/code/SuperFeature/DistributedAppDev/DistributedAuthentication)
+
+- [分布式数据管理（ArkTS）（Full SDK）（API9）](https://gitee.com/openharmony/applications_app_samples/tree/OpenHarmony-4.0-Beta2/code/SuperFeature/DistributedAppDev/Kvstore)
+
 - [分布式五子棋（ArkTS）（Full SDK）（API9）](https://gitee.com/openharmony/applications_app_samples/tree/OpenHarmony-4.0-Beta2/code/Solutions/Game/DistributedDataGobang)
 
 - [分布式手写板（ArkTS）（Full SDK）（API10）](https://gitee.com/openharmony/codelabs/tree/master/Distributed/DistributeDraw)
\ No newline at end of file